
Hangzhou ZT Model Co., LtdZhejiang Sheng, China

Zhongshan Easton Electric Co., Ltd.Guangdong Sheng, China

Ludwig-Maximilians-Universitt MünchenBayern, Germany

Sekisui Roof System Co. Ltd.

Hunan Xianghua Huada Biological Technology Co., Ltd.

Frottierweberei Vossen GmbHNordrhein-Westfalen, Germany

Altek Biotechnology Corp.

Tianjin Jinshengyuan Special Building Materials Co., Ltd.

Shanghai Cooperative Technology Co. Ltd.Shanghai Shi, China

Vega Force International Corp

Xiamen Dongang Technology Co Ltd.

Köhl GmbHHessen, Germany